1. AndroidDevTools 收集整理Android开发所需的Android SDK、开发中用到的工具、Android开发教程、Android设计规范,免费的设计素材等
  2. DevDocs combines multiple API documentations in a fast, organized, and searchable interface.
  3. CodeBeautify is developed for Beautify, Minify, Convert your code/data for your expected result.
  4. HTML5 ROCK A resource for developers looking to put HTML5 to use today, including information on specific features and when to use them in your apps.
  5. Zeal is a simple offline documentation browser inspired by Dash.
  6. StackEdit
  7. Html2MarkDown
  8. to-markdown
  9. HTML表转换为Markdown表格
  10. Git 参考手册 免费开源字体编辑器工具是一个基于HTML5的字体编辑器免费工具